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Scott Walker <br /> January 14, 1994 <br /> Page 4 <br /> Response: <br /> Comment noted. The revised closure and postclosure maintenance <br /> plans include costs for off-site structure monitoring. <br /> Comment 2: <br /> "A gas control system work plan and cost estimates for the <br /> construction, operation, and maintenance of the gas control system <br /> must be addressed in a future revision of the closure and <br /> postclosure maintenance plans. The work plan may be submitted as <br /> an appendix to the plans. " <br /> Response: <br /> The County will submit a workplan and cost estimates with the final <br /> design of the landfill gas control system by the end of May 1994. <br /> Comment 3: <br /> "We are concerned about the extensive delay in the placement of the <br /> final cover due to test pad failure. The installation of the gas <br /> control system is dependent on final cover placement and is also <br /> delayed indefinitely." <br /> Response: <br /> The County is equally concerned about the delay in placement of <br /> final cover and construction of a gas control system. However, the <br /> County has acted expeditiously in preparing the original test pad <br /> and a subsequent test pad. The County submitted passing test pad <br /> results in the response to the RWQCB, dated December 15, 1993, <br /> (attached) . <br /> However, placement of final cover has not been delayed <br /> indefinitely. The County is prepared to proceed with closure <br /> activities in a timely manner upon approval of the Closure Plan. <br /> It is anticipated that placement of final cover will occur during <br /> the 1994 construction season. <br /> The County would like to expedite Closure Plan approval . As a <br /> result, we are willing to meet with CIWMB, RWQCB, and LEA staff to <br />